[rabbitmq-discuss] Can RabbitMQ handle big messages?

[Viraj Gupte]

Hi Emile Joubert,
How much time did it take to process messages with size in 2 GB. Did you 
try working in a clustered environment?

On Tuesday, March 13, 2012 2:09:22 AM UTC-4, Zabrane Mickael wrote:
>
> Crystal clear. Thanks Jerry.
>
> Regards,
> Zabrane
>
> On Mar 13, 2012, at 7:03 AM, Jerry Kuch wrote:
>
> > Hi, Zabrane:
> > 
> > Ultimately you'll be limited by disk space.  If a queue gets large with 
> messages
> > that are either unconsumed, or delivered but not ACKed, and the broker 
> determines
> > that it's under memory pressure, it will page messages to files on disk, 
> blocking
> > producers in the meantime using TCP back pressure.  The mechanism is 
> discussed here:
> > 
> > http://www.rabbitmq.com/memory.html
> > 
> > In practice you don't want to routinely be flirting with the memory 
> watermark, and
> > as a rule, its value is probably best left at the default 0.40 level. 
>  In production
> > you should make sure your monitoring/alerting system is watching broker 
> memory usage,
> > and probably the lengths and memory consumption of queues of importance 
> to your app.
> > If queues are getting uncharacteristically backed up, it's often because 
> something
> > has changed or gone wrong (unexpected producer load, crashed or buggy 
> consumers,
> > etc.).
> > 
> > Best regards,
> > Jerry
> > 
> > ----- Original Message -----
> > From: "Zabrane Mickael" <zabr... at gmail.com <javascript:>>
> > To: "Tony Garnock-Jones" <tonygarnockj... at gmail.com <javascript:>>
> > Cc: rabbitmq... at lists.rabbitmq.com <javascript:>
> > Sent: Monday, March 12, 2012 10:41:25 PM
> > Subject: Re: [rabbitmq-discuss] Can RabbitMQ handle big messages?
> > 
> > 
> > 
> > This leads me to this question: 
> > 
> > 
> > Let assume I'm able to ensure that all my messages are less than 100Kb. 
> > 
> > 
> > How many messages one RabbitMQ mode can handle at any given time? Is 
> there any limitation? 
> > 
> > 
> > 
> > Regards, 
> > Zabrane 
> > 
> > 
> > 
> > 
> > 
> > On Mar 12, 2012, at 5:39 PM, Tony Garnock-Jones wrote: 
> > 
> > 
> > On 12 March 2012 12:23, Zabrane Mickael < zabr... at gmail.com 
> <javascript:> > wrote: 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > On Mar 12, 2012, at 5:02 PM, Matthew Sackman wrote: 
> > 
> > 
> > For those of us struggling to follow this, if you're currently in the 
> > act of receiving data from node X, why can't you assume node X is still 
> > alive? I.e. what is wrong with treating arbitrary data from node X as 
> > evidence it's still alive, in lieu of a heartbeat from node X? 
> > 
> > 
> > 
> > http://learnyousomeerlang.com/distribunomicon 
> > 
> > Yes, that repeats the information that Irmo started this subthread with. 
> It doesn't address Matthew's question at all, though. 
> > 
> > Perhaps the erlang list is a better place for us to be asking about 
> this, Matthew, since it's not directly about Rabbit - are you on that list? 
> I'm not currently subscribed. 
> > 
> > Tony 
> > -- 
> > Tony Garnock-Jones 
> > tonygarn... at gmail.com <javascript:> 
> > http://homepages.kcbbs.gen.nz/tonyg/ 
> > 
> > 
> > 
> > 
> > 
> > _______________________________________________
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> > rabbitmq... at lists.rabbitmq.com <javascript:>
> > https://lists.rabbitmq.com/cgi-bin/mailman/listinfo/rabbitmq-discuss
>
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